ADGM · Adagio Medical Holdings, Inc.
$0.53
+0.01 (+2.17%)
At close · Aug 28
Going-concern doubt
— flagged Aug 11, 2026
Substantial doubt about the company's ability to continue as a going concern.
“We do not believe our existing cash and cash equivalents will be sufficient to fund operations for at least the next twelve months from the issuance date of the condensed consolidated financial statements included elsewhere in this Quarterly Report on Form 10-Q. We believe that this raises substantial doubt about our ability to continue as a going concern.”View the 10-Q filed Aug 11, 2026
Market Cap
$11.59M
Shares
22.21M
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Holders: 24
Total Value: $9,818,670
Total Shares: 15,073,019
Institutional Ownership Trend
8 quarters
Holder Concentration
Across 24 13F filers · Δ vs Mar 31, 2026Top Holder
65.6%
+2.5 pts
Top 5
94.3%
−0.2 pts
Top 10
98.7%
−0.1 pts
HHI
4,521
Highly concentrated+291
Quarterly Activity
vs Mar 31, 2026
New
4
Increased
5
Decreased
5
Sold Out
3
Unchanged
10
Holder count:
+1
Institutional value:
-45.5%
Shares held:
-3.7%
Top Buyers
vs Mar 31, 2026| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Mega VANGUARD CAPITAL MANAGEMENT LLC | +69,346 | 108,954 | |
| Mega CITIGROUP INC | +13,254 | 13,255 | |
| Mega NORTHERN TRUST CORP | +9,277 | 30,875 | |
| Mid Tower Research Capital LLC (TRC) | +4,252 | 6,454 | |
| Mid PERCEPTIVE ADVISORS LLC | +10 | 9,876,586 |
Top Sellers
vs Mar 31, 2026| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Small Sio Capital Management, LLC | −589,472 | 698,989 | |
| Mega GEODE CAPITAL MANAGEMENT, LLC | −46,126 | 79,115 | |
| Small SILVERARC CAPITAL MANAGEMENT, LLC | −27,612 | 224,360 | |
| Mid XTX Topco Ltd | −5,197 | 18,153 | |
| Mega BANK OF AMERICA CORP /DE/ | −1,326 | 11,531 |
Top New Positions
vs Mar 31, 2026| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Mega CITADEL ADVISORS LLC | 16,155 | $10,533 | |
| Mega UBS Group AG | 2,268 | $1,478 | |
| Mega BARCLAYS PLC | 23 | $14 | |
| Large HRT FINANCIAL LP | 13,705 | $8 |
Top Sold-Out Positions
vs Mar 31, 2026| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Mid Granite Investment Partners, LLC | 27,053 | $31,110 | |
| Large RENAISSANCE TECHNOLOGIES LLC | 16,557 | $19,040 | |
| Mega JPMORGAN CHASE & CO | 975 | $1,121 |
| Holder | Value (USD) | % of 13F | Shares | Type | Filed | Open |
|---|---|---|---|---|---|---|
| Mid PERCEPTIVE ADVISORS LLC | $6,439,534 | 65.58% | 9,876,586 | Shares | 2026-08-14 | |
| Large ADAGE CAPITAL PARTNERS GP, L.L.C. | $820,542 | 8.36% | 1,258,501 | Shares | 2026-08-14 | |
| Mid ADAR1 Capital Management, LLC | $785,951 | 8.00% | 1,205,447 | Shares | 2026-08-14 | |
| Large Alyeska Investment Group, L.P. | $756,068 | 7.70% | 1,159,615 | Shares | 2026-08-14 | |
| Small Sio Capital Management, LLC | $455,740 | 4.64% | 698,989 | Shares | 2026-08-14 | |
| Small SILVERARC CAPITAL MANAGEMENT, LLC | $146,282 | 1.49% | 224,360 | Shares | 2026-08-13 | |
| Small Shaolin Capital Management LLC | $111,602 | 1.14% | 171,170 | Shares | 2026-08-14 | |
| Mega VANGUARD CAPITAL MANAGEMENT LLC | $71,038 | 0.72% | 108,954 | Shares | 2026-08-13 | |
| Mid Affinity Asset Advisors, LLC | $52,160 | 0.53% | 80,000 | Shares | 2026-08-13 | |
| Mega GEODE CAPITAL MANAGEMENT, LLC | $51,582 | 0.53% | 79,115 | Shares | 2026-08-12 | |
| Mega VANGUARD FIDUCIARY TRUST CO Bank | $35,065 | 0.36% | 53,782 | Shares | 2026-08-13 | |
| Mega NORTHERN TRUST CORP Bank | $20,130 | 0.21% | 30,875 | Shares | 2026-08-13 | |
| Large TORONTO DOMINION BANK Bank | $16,300 | 0.17% | 25,000 | Shares | 2026-08-14 | |
| Mid Opaleye Management Inc. | $12,025 | 0.12% | 18,444 | Shares | 2026-08-14 | |
| Mid XTX Topco Ltd | $11,835 | 0.12% | 18,153 | Shares | 2026-08-14 | |
| Mega CITADEL ADVISORS LLC | $10,533 | 0.11% | 16,155 | Shares | 2026-08-14 | |
| Mega CITIGROUP INC | $8,642 | 0.09% | 13,255 | Shares | 2026-08-03 | |
| Mega BANK OF AMERICA CORP /DE/ Bank | $7,518 | 0.08% | 11,531 | Shares | 2026-08-14 | |
| Mid Tower Research Capital LLC (TRC) | $4,208 | 0.04% | 6,454 | Shares | 2026-08-11 | |
| Mega UBS Group AG | $1,478 | 0.02% | 2,268 | Shares | 2026-08-13 | |
| Small Crewe Advisors LLC | $326 | 0.00% | 500 | Shares | 2026-07-24 | |
| Mega MORGAN STANLEY | $89 | 0.00% | 137 | Shares | 2026-08-13 | |
| Mega BARCLAYS PLC | $14 | 0.00% | 23 | Shares | 2026-08-14 | |
| Large HRT FINANCIAL LP | $8 | 0.00% | 13,705 | Shares | 2026-08-14 |
Key facts
CIK
2006986
CUSIP
00534B100
13F (30d)
24 filings
23 filers
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